diff --git a/debian.control b/debian.control
index feb27ac..84bf8ec 100644
--- a/debian.control
+++ b/debian.control
@@ -13,6 +13,7 @@ Description: Library for working with MIME messages and IMAP/POP/SMTP
 
 Package: libvmime-dev
 Architecture: any
-Depends: ${misc:Depends}, libvmime-suse5 (= ${binary:Version})
+Depends: ${misc:Depends}, libvmime-suse5 (= ${binary:Version}),
+ libgsasl-dev | libgsasl7-dev, libgnutls28-dev
 Description: Development files for vmime, an e-mail message library
  .
diff --git a/debian.libvmime-dev.install b/debian.libvmime-dev.install
index 0c47bc7..b107715 100644
--- a/debian.libvmime-dev.install
+++ b/debian.libvmime-dev.install
@@ -1 +1,3 @@
 usr/include/*
+usr/lib/*/*.so
+usr/lib/*/pkgconfig/
diff --git a/libvmime.spec b/libvmime.spec
index 7a2376e..1446679 100644
--- a/libvmime.spec
+++ b/libvmime.spec
@@ -98,6 +98,8 @@ make book_pdf
 popd
 %endif
 
+# for some reason I don't care researching in detail, CentOS8 dies with
+# a PIC-related relocation error during cmake-configure. Hence forcing -fPIC.
 %cmake \
         -DCMAKE_INSTALL_PREFIX:PATH="%_prefix" \
         -DINCLUDE_INSTALL_DIR:PATH="%_includedir" \
@@ -113,9 +115,9 @@ popd
 	-DVMIME_BUILD_STATIC_LIBRARY:BOOL=OFF \
 	-DCMAKE_BUILD_TYPE:STRING="RelWithDebInfo" \
 	-DCMAKE_CXX_FLAGS_RELWITHDEBINFO:STRING="$cf" \
-	-DCMAKE_CXX_FLAGS:STRING=" " \
+	-DCMAKE_CXX_FLAGS:STRING="%{?centos_version:-fPIC} " \
 	-DCMAKE_C_FLAGS_RELWITHDEBINFO:STRING="$cf" \
-	-DCMAKE_C_FLAGS:STRING=" " \
+	-DCMAKE_C_FLAGS:STRING="%{?centos_version:-fPIC} " \
 	-DVMIME_BUILD_DOCUMENTATION:BOOL=OFF
 %cmake_build